Map<String, List<String>> outfitNumbers = {
  '运动': [],
  '差旅': [],
  '正装': [],
  '休闲': [],
  '舞会': [],
  '派对': [],
  '约会': []
};
List<String> outfits = outfitNumbers.keys.toList();
Map<String, List<Map<String, dynamic>>> outfitInformation = {
  '运动': [],
  '差旅': [],
  '正装': [],
  '休闲': [],
  '舞会': [],
  '派对': [],
  '约会': [],
};